Finding the Third Proportional to 71,570 and 103,227

Step by Step Solution

1. Step 1: Write the proportion equation
   71,570 : 103,227 = 103,227 : x
2. Step 2: Convert to fraction form
   71,570/103,227 = 103,227/x
3. Step 3: Cross multiply
   71,570x = 103,227 × 103,227
4. Step 4: Simplify right side
   71,570x = 10,655,813,529
5. Step 5: Solve for x
   x = 10,655,813,529/71,570
6. Step 6: Final answer
   x = 148,886.59